diff --git a/specs/openapi.json b/specs/openapi.json
index 52c2e84..07bc681 100644
--- a/specs/openapi.json
+++ b/specs/openapi.json
@@ -23411,6 +23411,12 @@
               "null"
             ]
           },
+          "banner": {
+            "type": [
+              "string",
+              "null"
+            ]
+          },
           "owner": {
             "type": "boolean"
           },
diff --git a/specs/openapi_preview.json b/specs/openapi_preview.json
index 1ff9e88..2374d7b 100644
--- a/specs/openapi_preview.json
+++ b/specs/openapi_preview.json
@@ -23880,6 +23880,12 @@
               "null"
             ]
           },
+          "banner": {
+            "type": [
+              "string",
+              "null"
+            ]
+          },
           "owner": {
             "type": "boolean"
           },